Home / 14,168,221.12-21,251,532.29-6,278,703.76

Finding the Fourth Proportional to 14,168,221.12, 21,251,532.29 and 6,278,703.76

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Solution

The fourth proportional to 14,168,221.12, 21,251,532.29 and 6,278,703.76 is: 9,417,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168,221.12 : 21,251,532.29 = 6,278,703.76 : x
  2. Step 2: Convert to fraction form
    14,168,221.12/21,251,532.29 = 6,278,703.76/x
  3. Step 3: Cross multiply
    14,168,221.12x = 21,251,532.29 × 6,278,703.76
  4. Step 4: Simplify right side
    14,168,221.12x = 133,432,075,775,765.77
  5. Step 5: Solve for x
    x = 133,432,075,775,765.77/14,168,221.12
  6. Step 6: Final answer
    x = 9,417,701.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.